469 search results - page 1 / 94 » Cluster-based query expansion |
CIKM
2009
Springer
2009
Springer
Improving retrievability of patents with cluster-based pseudo-relevance feedback documents selection
13 years 11 months ago
High findability of documents within a certain cut-off rank is considered an important factor in recall-oriented application domains such as patent or legal document retrieval. ...
ESWS
2009
Springer
13 years 11 months ago
2009
Springer
This thesis investigates the question whether and how ontologies such as the ones currently evolving in the Semantic Web can serve as knowledge structures for the generation of que...
WSDM
2012
ACM
12 years 9 days ago
2012
ACM
Most standard information retrieval models use a single source of information (e.g., the retrieval corpus) for query formulation tasks such as term and phrase weighting and query ...
ACL
2007
13 years 6 months ago
2007
We present an approach to query expansion in answer retrieval that uses Statistical Machine Translation (SMT) techniques to bridge the lexical gap between questions and answers. S...
SIGIR
2003
ACM
13 years 10 months ago
2003
ACM
Much attention has been paid to the relative effectiveness of interactive query expansion versus automatic query expansion. Although interactive query expansion has the potential ...